DE3519287A1 - Verfahren zum nachgerben von chromledern - Google Patents

Verfahren zum nachgerben von chromledern

Info

Publication number
DE3519287A1
DE3519287A1 DE19853519287 DE3519287A DE3519287A1 DE 3519287 A1 DE3519287 A1 DE 3519287A1 DE 19853519287 DE19853519287 DE 19853519287 DE 3519287 A DE3519287 A DE 3519287A DE 3519287 A1 DE3519287 A1 DE 3519287A1
Authority
DE
Germany
Prior art keywords
chromium
retanning
salts
salt
acid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
DE19853519287
Other languages
German (de)
English (en)
Inventor
Josef Müller
Helga 5090 Leverkusen Rosentreter
Bernhard Dipl.-Chem. Dr. 5060 Bergisch Gladbach Wehling
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bayer AG filed Critical Bayer AG
Priority to DE19853519287 priority Critical patent/DE3519287A1/de
Priority to EP86106874A priority patent/EP0204213B1/fr
Priority to DE8686106874T priority patent/DE3660208D1/de
Priority to JP61119392A priority patent/JPS61278599A/ja
Priority to CA000510138A priority patent/CA1275755C/fr
Priority to ZA864008A priority patent/ZA864008B/xx
Priority to ES555543A priority patent/ES8707767A1/es
Publication of DE3519287A1 publication Critical patent/DE3519287A1/de
Priority to US07/185,198 priority patent/US4834763A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C14—SKINS; HIDES; PELTS; LEATHER
    • C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
    • C14C3/00—Tanning; Compositions for tanning
    • C14C3/02—Chemical tanning
    • C—CHEMISTRY; METALLURGY
    • C14—SKINS; HIDES; PELTS; LEATHER
    • C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
    • C14C3/00—Tanning; Compositions for tanning
    • C14C3/02—Chemical tanning
    • C14C3/28—Multi-step processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Treatment And Processing Of Natural Fur Or Leather (AREA)
DE19853519287 1985-05-30 1985-05-30 Verfahren zum nachgerben von chromledern Withdrawn DE3519287A1 (de)

Priority Applications (8)

Application Number Priority Date Filing Date Title
DE19853519287 DE3519287A1 (de) 1985-05-30 1985-05-30 Verfahren zum nachgerben von chromledern
EP86106874A EP0204213B1 (fr) 1985-05-30 1986-05-21 Procédé de retannage des cuirs tannés au chrome
DE8686106874T DE3660208D1 (en) 1985-05-30 1986-05-21 Method of retanning chrome-tanned leather
JP61119392A JPS61278599A (ja) 1985-05-30 1986-05-26 クロム・レザ−の再なめし法
CA000510138A CA1275755C (fr) 1985-05-30 1986-05-28 Methode de retannage des cuirs au chrome
ZA864008A ZA864008B (en) 1985-05-30 1986-05-29 A process for the retanning of chrome leathers
ES555543A ES8707767A1 (es) 1985-05-30 1986-05-30 Procedimiento para el ulterior curtido de cuero al cromo
US07/185,198 US4834763A (en) 1985-05-30 1988-04-22 Process for the retanning of chrome leathers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853519287 DE3519287A1 (de) 1985-05-30 1985-05-30 Verfahren zum nachgerben von chromledern

Publications (1)

Publication Number Publication Date
DE3519287A1 true DE3519287A1 (de) 1986-12-04

Family

ID=6271940

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19853519287 Withdrawn DE3519287A1 (de) 1985-05-30 1985-05-30 Verfahren zum nachgerben von chromledern
DE8686106874T Expired DE3660208D1 (en) 1985-05-30 1986-05-21 Method of retanning chrome-tanned leather

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8686106874T Expired DE3660208D1 (en) 1985-05-30 1986-05-21 Method of retanning chrome-tanned leather

Country Status (7)

Country Link
US (1) US4834763A (fr)
EP (1) EP0204213B1 (fr)
JP (1) JPS61278599A (fr)
CA (1) CA1275755C (fr)
DE (2) DE3519287A1 (fr)
ES (1) ES8707767A1 (fr)
ZA (1) ZA864008B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19653549A1 (de) * 1996-12-20 1998-06-25 Ciba Geigy Ag Mittel zur Herstellung von Leder

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1238641A (fr) * 1958-11-07 1960-08-12 Nopco Chem Co Agents de tannage synthétiques et leur procédé de fabrication
US3888625A (en) * 1973-01-29 1975-06-10 Chemtan Company Method of chrome-retanning leather
FR2270328A1 (fr) * 1974-05-06 1975-12-05 Diamond Shamrock Corp
AR208085A1 (es) * 1974-05-18 1976-11-30 Bayer Ag Procedimiento de curtido al cromo

Also Published As

Publication number Publication date
ZA864008B (en) 1987-01-28
DE3660208D1 (en) 1988-06-23
JPS61278599A (ja) 1986-12-09
US4834763A (en) 1989-05-30
EP0204213A1 (fr) 1986-12-10
ES555543A0 (es) 1987-08-16
JPH0531920B2 (fr) 1993-05-13
ES8707767A1 (es) 1987-08-16
CA1275755C (fr) 1990-11-06
EP0204213B1 (fr) 1988-05-18

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Legal Events

Date Code Title Description
8130 Withdrawal